398681973

素因数分解:

$3^3\times {\mathrm{199}}^1\times {\mathrm{74201}}^1$

素因数の和:74409

約数の個数: 16

約数和(自身を含む): 593616000

約数和(自身を除く): 194934027

約数列:

[1, 3, 9, 27, 199, 597, 1791, 5373, 74201, 222603, 667809, 2003427, 14765999, 44297997, 132893991, 398681973]

約数ペア:

[(1, 398681973), (3, 132893991), (9, 44297997), (27, 14765999), (199, 2003427), (597, 667809), (1791, 222603), (5373, 74201)]